<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <style>
        .box {
            width: 100vw;
            height: 100vh;
            position: relative;
        }
        .box div {
            width: 50px;
            height: 50px;
            border-radius: 25px;
        }
        .item1 {
            position: absolute;
            background-color: #934242;
        }
        .item2 {
            position: absolute;
            background-color: #7a0c0c;
            right: 0;
        }
        .item3 {
            position: absolute;
            background-color: #ea8888;
            right: 50%;
            transform: translateX(25px);
        }
        .item4 {
            position: absolute;
            background-color: #ea8888;
            top: 50%;
            transform: translateY(-25px);
        }
        .item5 {
            position: absolute;
            background-color: #ea8888;
            top: 50%;
            right: 50%;
            transform: translate(25px, -25px);
        }
        .item6 {
            position: absolute;
            background-color: #ea8888;
            top: 50%;
            transform: translateY(-25px);
            right: 0;
        }
        .item7 {
            position: absolute;
            background-color: #ea8888;
            bottom: 0;
        }
        .item8 {
            position: absolute;
            background-color: #ea8888;
            bottom: 0;
            right: 50%;
            transform: translateX(25px);
        }
        .item9 {
            position: absolute;
            background-color: #ea8888;
            bottom: 0;
            right: 0;
        }

    </style>
</head>
<body>
    <div class="box">
        <div class="item1"></div>
        <div class="item2"></div>
        <div class="item3"></div>
        <div class="item4"></div>
        <div class="item5"></div>
        <div class="item6"></div>
        <div class="item7"></div>
        <div class="item8"></div>
        <div class="item9"></div>
    </div>
    
</body>
</html>